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Update engine.go

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chrislu
2025-09-02 18:37:31 -07:00
parent 60066a6a4c
commit a7eb178cec
1 changed files with 18 additions and 2 deletions
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20
weed/query/engine/engine.go
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@@ -732,7 +732,15 @@ func (e *SQLEngine) executeSelectStatement(ctx context.Context, stmt *sqlparser.
hybridScanner, err := NewHybridMessageScanner(filerClient, e.catalog.brokerClient, database, tableName) hybridScanner, err := NewHybridMessageScanner(filerClient, e.catalog.brokerClient, database, tableName)
if err != nil { if err != nil {
// Return error for topic access issues instead of misleading sample data // Check if this is a "has no schema" error (normal for quiet topics with no active brokers)
if strings.Contains(err.Error(), "has no schema") {
// For quiet topics, return empty result set instead of error
return &QueryResult{
Columns: []string{},
Rows: [][]sqltypes.Value{},
}, nil
}
// Return error for other access issues (truly non-existent topics, etc.)
topicErr := fmt.Errorf("failed to access topic %s.%s: %v", database, tableName, err) topicErr := fmt.Errorf("failed to access topic %s.%s: %v", database, tableName, err)
return &QueryResult{Error: topicErr}, topicErr return &QueryResult{Error: topicErr}, topicErr
} }
@@ -891,7 +899,15 @@ func (e *SQLEngine) executeSelectStatementWithBrokerStats(ctx context.Context, s
hybridScanner, err := NewHybridMessageScanner(filerClient, e.catalog.brokerClient, database, tableName) hybridScanner, err := NewHybridMessageScanner(filerClient, e.catalog.brokerClient, database, tableName)
if err != nil { if err != nil {
// Return error for topic access issues instead of misleading sample data // Check if this is a "has no schema" error (normal for quiet topics with no active brokers)
if strings.Contains(err.Error(), "has no schema") {
// For quiet topics, return empty result set instead of error
return &QueryResult{
Columns: []string{},
Rows: [][]sqltypes.Value{},
}, nil
}
// Return error for other access issues (truly non-existent topics, etc.)
topicErr := fmt.Errorf("failed to access topic %s.%s: %v", database, tableName, err) topicErr := fmt.Errorf("failed to access topic %s.%s: %v", database, tableName, err)
return &QueryResult{Error: topicErr}, topicErr return &QueryResult{Error: topicErr}, topicErr
} }